.mktb-wrap{--mktb-accent:#111827;--mktb-muted:#6b7280;--mktb-border:#e5e7eb;--mktb-soft:#f8fafc;width:100%;max-width:720px;border:1px solid var(--mktb-border);border-radius:18px;padding:24px;background:#fff;box-sizing:border-box}.mktb-wrap *{box-sizing:border-box}.mktb-product{display:flex;gap:14px;align-items:center;margin-bottom:22px}.mktb-product>div:last-child{min-width:0}.mktb-product strong{display:block;font-size:18px;line-height:1.25}.mktb-tire-icon{flex:0 0 54px;width:54px;height:54px;border:9px solid #202020;border-radius:50%;display:grid;place-items:center;font-size:15px;color:#777;background:#eee}.mktb-price{font-size:18px;margin:4px 0}.mktb-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.mktb-field{display:flex;min-width:0;flex-direction:column;gap:7px;font-weight:600}.mktb-field input,.mktb-field select,.mktb-field textarea{width:100%;min-width:0;min-height:46px;border:1px solid #d1d5db;border-radius:10px;padding:10px 12px;background:#fff;color:#111827;font:inherit;transition:border-color .18s,box-shadow .18s,background .18s}.mktb-field input:focus,.mktb-field select:focus,.mktb-field textarea:focus{outline:none;border-color:#64748b;box-shadow:0 0 0 3px rgba(100,116,139,.12)}.mktb-field textarea{min-height:100px;resize:vertical}.mktb-submit,.mktb-response,.mktb-calendar-field,.mktb-slot-field{grid-column:1/-1}.mktb-submit{min-height:50px;border:0;border-radius:10px;padding:12px 20px;background:#111827;color:#fff;font-weight:700;cursor:pointer;transition:transform .15s,opacity .15s,background .15s}.mktb-submit:hover{transform:translateY(-1px);background:#0f172a}.mktb-submit:disabled{opacity:.55;cursor:not-allowed;transform:none}.mktb-response{font-weight:600}.mktb-response.is-success{color:#18753c}.mktb-response.is-error{color:#b42318}
/* Modern calendar */
.mktb-calendar-label{display:block;font-weight:600;margin-bottom:8px}.mktb-calendar{width:100%;max-width:100%;overflow:hidden;border:1px solid var(--mktb-border);border-radius:18px;padding:18px;background:#fff;box-shadow:0 8px 30px rgba(15,23,42,.06)}.mktb-cal-head{display:grid;grid-template-columns:42px minmax(0,1fr) 42px;align-items:center;gap:10px;margin-bottom:16px}.mktb-cal-title{text-align:center;font-size:18px;line-height:1.2;font-weight:750;color:#111827}.mktb-cal-head button{display:grid;place-items:center;width:42px;height:42px;min-width:0;min-height:0;padding:0;border:1px solid var(--mktb-border);border-radius:12px;background:var(--mktb-soft);color:#111827;font-size:24px;line-height:1;cursor:pointer;transition:.18s}.mktb-cal-head button:hover{background:#fff;border-color:#94a3b8;box-shadow:0 4px 14px rgba(15,23,42,.08)}.mktb-cal-head button:disabled{opacity:.3;cursor:not-allowed;box-shadow:none}.mktb-cal-week,.mktb-cal-grid{display:grid!important;grid-template-columns:repeat(7,minmax(0,1fr))!important;gap:7px;width:100%;min-width:0}.mktb-cal-week{margin-bottom:7px}.mktb-cal-week span{min-width:0;text-align:center;font-size:11px;line-height:1;font-weight:700;color:#64748b;padding:5px 0;text-transform:uppercase;letter-spacing:.04em}.mktb-cal-day,.mktb-cal-blank{width:100%;min-width:0;aspect-ratio:1/1;min-height:0}.mktb-cal-day{display:grid;place-items:center;margin:0!important;padding:0!important;border:1px solid transparent;border-radius:11px;background:#f1f5f9;color:#94a3b8;font:inherit;font-weight:600;line-height:1;cursor:not-allowed;transition:.16s}.mktb-cal-day.is-open{background:#fff;color:#1e293b;cursor:pointer;border-color:#e2e8f0}.mktb-cal-day.is-open:hover{border-color:#64748b;box-shadow:0 0 0 2px rgba(100,116,139,.12);transform:translateY(-1px)}.mktb-cal-day.is-selected{background:var(--mktb-accent);color:#fff;border-color:var(--mktb-accent);font-weight:750;box-shadow:0 6px 16px rgba(15,23,42,.18)}.mktb-cal-day.is-selected:hover{color:#fff}.mktb-cal-legend{display:flex;flex-wrap:wrap;gap:12px 18px;margin-top:15px;padding-top:13px;border-top:1px solid #eef2f7;font-size:12px;color:#64748b}.mktb-cal-legend span{display:flex;align-items:center;gap:6px}.mktb-cal-legend i{width:11px;height:11px;border:1px solid #cbd5e1;border-radius:3px;background:#fff}.mktb-cal-legend i.is-selected{background:var(--mktb-accent);border-color:var(--mktb-accent)}.mktb-cal-legend i.is-closed{background:#f1f5f9}.mktb-cal-loading{grid-column:1/-1;text-align:center;padding:24px;color:#64748b}
@media(max-width:767px){.mktb-wrap{padding:18px}.mktb-form{grid-template-columns:1fr}.mktb-calendar{padding:14px}.mktb-cal-week,.mktb-cal-grid{gap:5px}.mktb-cal-day{border-radius:9px}.mktb-cal-legend{gap:9px 12px}}
@media(max-width:420px){.mktb-wrap{padding:14px;border-radius:14px}.mktb-product{align-items:flex-start}.mktb-tire-icon{flex-basis:46px;width:46px;height:46px;border-width:7px}.mktb-calendar{padding:10px;border-radius:14px}.mktb-cal-head{grid-template-columns:36px minmax(0,1fr) 36px;margin-bottom:12px}.mktb-cal-head button{width:36px;height:36px;border-radius:10px}.mktb-cal-title{font-size:16px}.mktb-cal-week,.mktb-cal-grid{gap:3px}.mktb-cal-week span{font-size:9px}.mktb-cal-day{font-size:12px;border-radius:8px}.mktb-cal-legend{font-size:10px}.mktb-submit{width:100%}}
/* v1.6 popup date picker */
.mktb-calendar-field{position:relative}.mktb-date-trigger{width:100%;min-height:46px;display:flex;align-items:center;justify-content:space-between;gap:12px;border:1px solid #d1d5db;border-radius:10px;padding:10px 12px;background:#fff;color:#111827;font:inherit;text-align:left;cursor:pointer}.mktb-date-trigger:hover{border-color:#94a3b8}.mktb-date-trigger:focus{outline:none;border-color:#64748b;box-shadow:0 0 0 3px rgba(100,116,139,.12)}.mktb-date-icon{font-size:20px;line-height:1}.mktb-calendar-popover{position:absolute;z-index:9999;left:0;top:calc(100% + 8px);width:min(390px,100%)}.mktb-calendar-popover[hidden]{display:none!important}.mktb-calendar-popover .mktb-calendar{max-width:none}.mktb-slot-field{margin-top:0}@media(max-width:767px){.mktb-calendar-popover{width:100%;left:0}.mktb-date-trigger{min-height:48px}}@media(max-width:420px){.mktb-calendar-popover{position:fixed;z-index:999999;left:10px;right:10px;top:50%;width:auto;transform:translateY(-50%);max-height:90vh;overflow:auto}.mktb-calendar-popover .mktb-calendar{box-shadow:0 18px 60px rgba(15,23,42,.28)}}
/* v1.7 refinements */
.mktb-product{display:block}.mktb-tire-icon{display:none!important}
.mktb-notes-field{grid-column:1/-1;width:100%;min-width:0}.mktb-notes-field textarea{display:block;width:100%!important;max-width:none!important;min-height:120px;resize:vertical}
.mktb-phone-wrap{display:grid;grid-template-columns:minmax(105px,32%) minmax(0,1fr);width:100%;min-width:0}.mktb-phone-wrap .mktb-country-code{border-radius:10px 0 0 10px;border-right:0;min-width:0;padding-left:10px;padding-right:6px}.mktb-phone-wrap .mktb-phone-local{border-radius:0 10px 10px 0;min-width:0}.mktb-phone-wrap:focus-within{border-radius:10px;box-shadow:0 0 0 3px rgba(100,116,139,.12)}.mktb-phone-wrap:focus-within .mktb-country-code,.mktb-phone-wrap:focus-within .mktb-phone-local{border-color:#64748b;box-shadow:none;outline:none}
.mktb-date-icon{flex:0 0 25px;width:25px;height:27px;border:1px solid #cbd5e1;border-radius:4px;overflow:hidden;display:grid;grid-template-rows:9px 1fr;text-align:center;background:#fff;color:#334155;font-weight:700;line-height:1}.mktb-date-icon-month{display:grid;place-items:center;background:#ef4444;color:#fff;font-size:6px;letter-spacing:.02em}.mktb-date-icon-day{display:grid;place-items:center;font-size:11px}.mktb-date-display{min-width:0}
@media(max-width:480px){.mktb-phone-wrap{grid-template-columns:minmax(96px,36%) minmax(0,1fr)}.mktb-notes-field textarea{min-height:110px}}